<template>
  <div class="goods-list">
    <div class="goods-item" v-for="item in goodsList" :key="item.id">
      <router-link to="">
        <van-image width="150" height="150" :src="item.picture">

        </van-image>
        <h1 class="tilte">{{ item.name }}<span class="small">{{ item.spec }}</span></h1>
        <p class="info">
          <span class="price">￥{{ item.pricr }}</span>
          <span class="sell">剩余{{ item.stock }}件</span>
        </p>
      </router-link>
    </div>
  </div>
  <van-button class="more" :disabled="is_last" v-if="goodsList.length !==0" size="large" type="primary" plain hairline @click="getMore">加载更多</van-button>
</template>
<script setup>
import { onMounted, ref } from 'vue';
import { getGoodsList } from '../api';

const goodsList = ref([])
const is_last = ref(false)
let last_id = '0'
const props = defineProps({
  category_id:String
})
onMounted(()=>{
  loadGoodList()
})
const loadGoodList = async ()=>{
  //console.log(props.category_id);
  let params = {
    last_id,category_id:props.category_id,
    pagesize:4
  }
  const data = await getGoodsList(params)
  if(data.length>0){
    goodsList.value = goodsList.value.concat(data)
    last_id = data[data.length-1].id
  }else if(goodsList.value.length > 0){
    //已经到达底部
  }else{
    //列表为空
  }
}
</script>

<style lang="less" scoped>
.goods-list {
  display: flex;
  flex-wrap: wrap;
  padding-left: 10px;
  clear: both;
  .goods-item {
    width: calc(calc(100% / 2) - 12px);
    margin: 10px 10px 0 0;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    border-radius: 10px;
    border: 1px solid #efeff4;
    padding: 10px 0;
    clear: both;
    .title {
      text-align: left;
      font-size: 14px;
      color: #333;
      margin: 10px 0 0;
      padding: 0 5px;
      .small {
        font-size: 12px;
        padding-left: 2px;
        color: #999;
      }
    }
    .info {
      display: flex;
      justify-content: space-between;
      margin-bottom: 0;
      padding: 0 5px;
      .price {
        color: red;
        font-weight: bold;
        font-size: 16px;
      }
      .sell {
        font-size: 13px;
        color: #999;
      }
    }
  }
  .more {
    margin: 40px 20px 40px 10px;
    font-size: 14px;
  }
}
</style>
